Prometheus

Description

These changes let the workers expose certain metrics so prometheus on the K8s cluster can collect them. Resolves #151 (closed)

Part of #102 (closed) #120 (closed)

Changes

Additions

• Workers now report their metrics through as simple HTTPServer on port 8008

Test and Review

To be filled in by the reviewers

• All of the methods are commented to expectation

• The methods are tested to satisfaction

• There are no unnecessary files present in the MR

• The continuous integration has no problems with the MR

• The MR is filled in as requested (including labels, milestones, and reviewers)

• The documentation is up-to-date

• All nullable parameters are marked as such

changed milestone to %Withstand stress testing

added 1 deleted label

changed the description

added 1 commit

• 108bfa24 - Modify the Dockerfile to allow the java process to pick up the shutdown hook

Compare with previous version

added 1 commit

• ff11d05e - Typo in setting the gauge

Compare with previous version

marked the checklist item All of the methods are commented to expectation as completed

marked the checklist item The methods are tested to satisfaction as completed

marked the checklist item There are no unnecessary files present in the MR as completed

marked the checklist item The MR is filled in as requested (including labels, milestones, and reviewers) as completed

marked the checklist item All nullable parameters are marked as such as completed

approved this merge request

marked the checklist item The continuous integration has no problems with the MR as completed

approved this merge request

mentioned in commit 6d4e0bfe

merged

mentioned in issue #65 (closed)

mentioned in issue #122 (closed)

mentioned in issue #102 (closed)

mentioned in issue #120 (closed)